net

package

v2.6.5 Latest Latest Go to latest Published: Oct 26, 2026 License: MIT Imports: 8 Imported by: 1

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const (
	IPv4Zero     = "0.0.0.0"
	IPv4Loopback = "127.0.0.1"
)

This section is empty.

func AssignRandPort(ip ...string) (int, error)

AssignRandPort assigns a random port, optionally bound to ip.

func ExternalIP() (string, error)

ExternalIP returns the external IP address.

Deprecated: As of due v2.3.0, this function simply calls net.PublicIP.

func ExtractIP(addr net.Addr) (ip string, err error)

ExtractIP extracts the host from addr.

func ExtractPort(addr net.Addr) (int, error)

ExtractPort extracts the port from addr.

func FulfillAddr(addr string) string

FulfillAddr completes addr with the default host when it is missing.

func InternalIP() (string, error)

InternalIP returns the internal IP address.

Deprecated: As of due v2.3.0, this function simply calls net.PublicIP.

func ParseAddr(addr string, expose ...bool) (string, string, error)

ParseAddr parses addr into a listen address and an expose address.

The expose IP is only resolved automatically from the expose argument when addr is 0.0.0.0:[port] or :[port].

func ParseHostPort(endpoint string) (string, uint64, error)

ParseHostPort parses an endpoint into a host and a port.

func PrivateIP() (string, error)

PrivateIP returns the private IP address.

func PublicIP() (string, error)

PublicIP returns the public IP address.

func SetPrivateIPResolver(resolver IPResolver)

SetPrivateIPResolver sets the private IP resolver.

func SetPublicIPResolver(resolver IPResolver)

SetPublicIPResolver sets the public IP resolver.

type IPResolver func() (string, error)